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Hizenite-(Y)

Year of discovery: 2010 (Japan as the first occurence in the World)

Locality list: A locality of hizenite-(Y)

• Ca₂Y₆(CO₃)₁₁,14H₂O
• [Ca²⁺₂][Y³⁺₆][(CO₃)₁₁]^22-,14H₂O

• Class: Carbonate - Hydrate

• Color: Colorless
• Streak: White
• Luster: Silky
• Diaphaneity: Transparent-Translucent

• Cleavage: Perfect on {001} (1 plane)

• System: Orthorhombic
• Lattice: a=6.3, b=9.1, c=63.5

Etymology: Hizen, old county name of the northern west region of Saga prefecture, Japan, where this mineral was discovered for the first time.